Settings
application development, such
as USB debugging, Stay awake
and Allow mock locations.
Accounts & sync
General sync settings
Background data – It permits
applications to synchronize
data in the background,
whether or not you are actively
working in them. Unticking
this setting can save battery
power and lowers (but does
not eliminate) data use.
Auto-sync – It permits
applications to synchronize,
send, and receive data on their
own schedule.
Manage accounts
List of all Google accounts and
other accounts you've added to
your phone.
If you touch an account in
this screen, its account screen
opens.
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Privacy
Personal data
Factory data reset – If you
select Factory data reset, it will
erase all of your personal data
from internal phone storage,
including information about
your Google account, any
other accounts, your system
application data and settings,
any downloaded applications
and your DRM licence.
Resetting the phone does not
erase any system software
updates you have downloaded
or any files on your microSD
card, such as music or photos. If
you reset the phone in this way,
you are prompted to reenter
the same information as when
you first started Android.